5-Amino-3-(chloromethyl)-2-cyano-4-(difluoromethyl)pyridine
4-(Bromomethyl)-2-cyano-3-methyl-5-(trifluoromethoxy)pyridine
Ethyl 2-amino-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 3-(bromomethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-acetate